Final answer:
Holden Caulfield likes characters in the novel who possess qualities like innocence, creativity, and genuineness, while he dislikes characters who are phony or pretentious.
Step-by-step explanation:
The main character in the novel 'Catcher in the Rye' by J.D. Salinger is Holden Caulfield. Holden likes some characters in the novel, such as his younger sister Phoebe. He admires her innocence, creativity, and intelligence. Holden also likes his deceased brother Allie, who he sees as genuine and kind-hearted. On the other hand, Holden dislikes characters who he perceives as phony or pretentious, such as the popular and superficial classmates at his school.